Home / 75,873,449.42-113,810,469.38-18,365,628.32

Finding the Fourth Proportional to 75,873,449.42, 113,810,469.38 and 18,365,628.32

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Solution

The fourth proportional to 75,873,449.42, 113,810,469.38 and 18,365,628.32 is: 27,548,513.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,873,449.42 : 113,810,469.38 = 18,365,628.32 : x
  2. Step 2: Convert to fraction form
    75,873,449.42/113,810,469.38 = 18,365,628.32/x
  3. Step 3: Cross multiply
    75,873,449.42x = 113,810,469.38 × 18,365,628.32
  4. Step 4: Simplify right side
    75,873,449.42x = 2,090,200,778,896,940.50
  5. Step 5: Solve for x
    x = 2,090,200,778,896,940.50/75,873,449.42
  6. Step 6: Final answer
    x = 27,548,513.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.